2022 Audi e-tron GT / RS e-tron GT HUD DTC B200043 TSB

Symptoms

Owners of 2022 Audi e-tron GT and RS e-tron GT vehicles may notice that "The head-up display (HUD) is not working." In other cases, there may be no customer concerns, but the issue is identified during pre-delivery inspection (PDI) or other diagnostic work.

Fault Codes / DTCs

When diagnosing the issue, workshops may find the following Diagnostic Trouble Code (DTC) stored in the head-up display (HUD) control unit, J898 (address word 0082):

Code	Description	Module
B200043	Control Module Faulty	J898

Technical Background

Audi has identified a software bug within the head-up display (HUD) system. This bug is the root cause for the HUD malfunction and the storage of DTC B200043. A corrected software version, 0101, has been implemented in current series production vehicles.

Important Warnings for High-Voltage Vehicles

For vehicles equipped with high-voltage components, a critical step must be followed to prevent potential damage during the software update. The high-voltage cable must be removed before entering the SVM code. Failure to do so, and allowing the high-voltage battery to charge during the update, can cause damage to the high-voltage components.

Repair Procedure Summary

To address the 2022 Audi RS e-tron GT DTC B200043 and related HUD issues, technicians should perform a software update on the head-up display control unit (J898). The procedure involves several steps:

1. If the HUD is currently inoperable, first attempt to reset it by removing fuse SO4 for approximately five minutes, then reinstalling it.
2. Refer to and follow all instructions outlined in Technical Service Bulletin 2011732, which covers 00 Software Version Management (SVM), operating instructions.
3. Update the HUD control unit (J898, address word 0082) using the specific SVM action code provided in the table below. The new software version required is 0105 or higher.

Required Software and Part Numbers

This update involves specific software and part numbers for the head-up display control unit:

Model	Old Software Part Number	Old Software Version	New Software Part Number	New Software Version (or higher)	SVM Code Input
Audi e-tron GT	4J3919617	0101	4J3919617	0105	82A003
Audi RS e-tron GT	4J3919618	0102, 0104	4J3919618	0105	82A003

Warranty Information

This repair, identified by Service Number 9091 and Damage Code 0040, is generally covered under Audi's New Vehicle Limited Warranty for up to 48 months or 50,000 miles, whichever comes first. For Certified Pre-Owned (CPO) vehicles, the claim type is G10, requiring verification of owner eligibility. If the vehicle is outside of warranty coverage, this Technical Service Bulletin 90 22 71 2064963/4 serves as informational guidance only. Labor operations include software update (0151 0000) and repair of the head-up display control unit (9091 4199).

Revision History

This Technical Service Bulletin 90 22 71 2064963/4 has undergone several revisions to refine the information provided:

• Revision 4 (June 10, 2022): Revised Header (updated software version filter).
• Revision 3 (May 11, 2022): Revised Header (corrected software version filter) and Revised Service (updated flash table).
• Revision 2 (November 17, 2021): Revised Service (Added Note).

This bulletin supersedes Technical Service Bulletin Group 90 number 22-62 dated May 11, 2022.

---

Source: NHTSA ID: 10214765